The Antioxidant Effect of Medicago sativa L. (Alfalfa) Ethanolic Extract against Mercury Chloride (HgCl₂) Toxicity in Rat Liver and Kidney: An In Vitro and In Vivo Study

Table 4

Histopathological changes in the liver of animals in the control and treated groups.

Parameter	Group
	C	S	T1	T2	T3
Central vein congestion	0.0 ± 0.3	1.7 ± 0.34 α	1.2 ± 0.75 α	0.28 ± 1.1 α	0.56 ± 0.76 β, γ
Peripheral hepatitis	0.0 ± 0.1	2.4 ± 1.20 α	1.7 ± 1.00 α	1.5 ± 0.48 α	0.47 ± 0.8 β
Hepatocyte necrosis	0.0 ± 0.0	1.27 ± 3.1 α	1.6 ± 0.48 α, β	0.5 ± 0.28 β	0.21 ± 0.3 β
Parenchymal bleeding	0.0 ± 0.0	0.6 ± 0.09 α	0.5 ± 0.02 α	0.5 ± 0.06 α	0.1 ± 0.05

All values are presented as mean ± standard deviation (SD). ; α, β, and γ denote comparison with C, S, and T1 groups, respectively.